Mederma Cold Sore Discreet Patch – Hydrocolloid Gel for Redness & Swelling, Conceals Cold Sores (30 Patches)

Customers find the cold sore patch effective at speeding up healing and appreciate its discreet, nearly invisible coverage. The adhesiveness receives mixed feedback - while some say it sticks well, others report it doesn't stay on very long. Skin irritation is also mixed, with some finding it comfortable while others experience itching. The application process and value for money get mixed reviews, with some finding it easy to apply and worth the money, while others find it hard to apply and not worth the cost.